(MAX9736A, VPVDD = 12V, MOD = high, spread-spectrum modulation mode, VGND = VPGND = 0V, VSHDN = VMUTE = 5V, unless

otherwise noted.)

TOTAL OUTPUT POWER

vs. LOAD RESISTANCE

5

10

15

20

25

30

35

40

0

LOAD RESISTANCE (Ω)

25

20

15

10

5

0

30

10% THD+N

1% THD+N

VPVDD = 24V,

SPREAD SPECTRUM

POWER-SUPPLY REJECTION RATIO

vs. FREQUENCY

FREQUENCY (Hz)

10k

1k

100

-80

-70

-60

-50

-40

-30

-20

-10

0

-90

10

100k

100mVP-P,

PVDD RIPPLE,

8Ω LOAD

CROSSTALK vs. FREQUENCY

-100

-80

-60

-40

-20

0

-120

1W OUTPUT,

8Ω LOAD,

SPREAD SPECTRUM

RIGHT TO LEFT

LEFT TO RIGHT

FREQUENCY (Hz)

10k

1k

100

10

100k

INBAND OUTPUT SPECTRUM

FREQUENCY (kHz)

15

10

5

-100

-80

-60

-40

-20

0

-120

0

20

8Ω LOAD,

FIXED FREQUENCY

INBAND OUTPUT SPECTRUM

FREQUENCY (kHz)

15

10

5

-100

-80

-60

-40

-20

0

-120

0

20

8Ω LOAD,

SPREAD SPECTRUM

WIDEBAND OUTPUT SPECTRUM

FREQUENCY (MHz)

10

1

-100

-80

-60

-40

-20

0

20

-120

0.1

100

8Ω LOAD,

FIXED FREQUENCY

WIDEBAND OUTPUT SPECTRUM

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

10

-100

FREQUENCY (MHz)

10

1

0.1

100

8Ω LOAD,

SPREAD SPECTRUM

SHDN ON-/OFF-RESPONSE

MAX9736 toc31

40ms/div

SHDN

2V/div

OUTPUT

5V/div

MUTE ON-/OFF-RESPONSE

MAX9736 toc32

40ms/div

OUTPUT

5V/div

MUTE

2V/div

Maxim Integrated │ 9

www.maximintegrated.com

MAX9736

Mono/Stereo High-Power Class D Amplifier

Typical Operating Characteristics (continued)